The Effects of Progressive Core Stabilization Exercise Training

The Effects of Progressive Core Stabilization Exercise Training on Muscle Strength, Endurance, and Balance in Adolescent Female Volleyball Players

A study to investigate the effects of 6 week-core stability training on adolescent volleyball players

Aim: The purpose of this study is to reveal effectiveness of 6-week progressive core stabilization exercise training on muscle strength, endurance, and balance in adolescent female volleyball players.

Method: Adolescent female volleyball players will be divided into study and control groups. Both groups will continue their routine ball training (30 times/day, totally 6-week), the SG will also participate in progressive core stabilization exercise training (45 min/session, 3 times/week, totally 6-week). Core muscle endurance (sit-ups test, lateral bridge test and Biering Sorenson Test), isokinetic muscle strength test of gluteus medius (Biodex 3 dynamometer in 1800/s, 2700/s, and 3600/s) and balance (Star Excursion Balance Test) will be evaluated in all players before and after 6-week follow-up.

Inclusion Criteria:

• female volleyball player aged between 12-14 years
• being trained by the same trainer

Exclusion Criteria:

• having had a lower or upper extremity injury lasting less than 3 months
• having had a back-related operation
• being diagnosed with spondylosis-spondylolisthesis
• having acute low back pain
• lack of family permission or
• not being willingness.